| 21. | This signal is only used on an emergency . |
| 这信号只有在发生紧急情况时才能使用。
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| 22. | The pilot made an emergency landing. |
| 驾驶员作紧急着陆。
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| 23. | In an emergency , he can put his hand to anything and do it well. |
| 在紧急时，他能动手做任何事，而且能做得很好。
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| 24. | The door is to be used only in an emergency . |
| 这扇门只在紧急情况下使用。
|
| 25. | Hold yourself in readiness for any emergency . |
| 随时防备意外。
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| 26. | The present emergency service will be continued for some time. |
| 目前这种应急服务将持续一段时间。
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| 27. | The government declared [proclaimed] a state of emergency . |
| 政府宣布处于紧急状态。
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| 28. | Should emergency arise, offer yourselves to the state. |
| 万一发生紧急情况，你们要为国献身。
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| 29. | Mr. Wells can keep his head in any emergency . |
| 威尔斯先生能在任何紧急情况下保持头脑冷静。
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| 30. | Please page the surgical resident for emergency room. |
| 请叫外科住院医师到急诊室来。
|